Implement granular cross-origin XHR for extensions.

chrome/common/render_messages_internal.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This header is meant to be included in multiple passes, hence no traditional
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
 #include <string>
 #include <vector>
@@ skipping 573 matching lines @@
   IPC_MESSAGE_ROUTED2(ViewMsg_ExtensionMessageInvoke,
                       std::string /* function_name */,
                       ListValue /* args */)
 
   // Tell the renderer process all known extension function names.
   IPC_MESSAGE_CONTROL1(ViewMsg_Extension_SetFunctionNames,
                        std::vector<std::string>)
 
   // Tell the renderer process which permissions the given extension has. See
   // Extension::Permissions for which elements correspond to which permissions.
-  IPC_MESSAGE_CONTROL2(ViewMsg_Extension_SetPermissions,
+  IPC_MESSAGE_CONTROL2(ViewMsg_Extension_SetAPIPermissions,
                        std::string /* extension_id */,
                        std::vector<std::string> /* permissions */)
 
+  // Tell the renderer process which host permissions the given extension has.
+  IPC_MESSAGE_CONTROL2(
+      ViewMsg_Extension_SetHostPermissions,
+      GURL /* source extension's origin */,
+      std::vector<URLPattern> /* URLPatterns the extension can access */)
+
   // Tell the renderer process all known page action ids for a particular
   // extension.
   IPC_MESSAGE_CONTROL2(ViewMsg_Extension_UpdatePageActions,
                        std::string /* extension_id */,
                        std::vector<std::string> /* page_action_ids */)
 
   // Changes the text direction of the currently selected input field (if any).
   IPC_MESSAGE_ROUTED1(ViewMsg_SetTextDirection,
                       WebKit::WebTextDirection /* direction */)
 
@@ skipping 1052 matching lines @@
   IPC_MESSAGE_CONTROL2(ViewHostMsg_DatabaseGetFileAttributes,
                        FilePath /* the name of the file */,
                        int32 /* a unique message ID */)
 
   // Asks the browser process to return the size of a DB file
   IPC_MESSAGE_CONTROL2(ViewHostMsg_DatabaseGetFileSize,
                        FilePath /* the name of the file */,
                        int32 /* a unique message ID */)
 
 IPC_END_MESSAGES(ViewHost)